# Speedo Speedometer Alerts vs Zelmux

The clearest difference is iOS requirement: Speedo Speedometer Alerts at 13.0 against Zelmux's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Speedo Speedometer Alerts ships an update every 11 days, Zelmux every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Speedo Speedometer Alerts | Zelmux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/speedo-speedometer-alerts/id6450650915/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 1 MB | 6 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chalil Ramachandran Abhijith](https://appshunter.io/developer/1329891082) | [Yang Zhang](https://appshunter.io/developer/1005259025) |

## What reviewers say

### Speedo Speedometer Alerts

[App page](https://appshunter.io/ios/app/speedo-speedometer-alerts/id6450650915)

Track your speed and path in real-time on your Apple Watch. Set custom speed alerts for safety and visualize your route with an intuitive overlay. Perfect for runners, cyclists, and outdoor adventurers.

**Highlights:** Real-time speed updates, Switchable units (km/h, mph), Customizable low/high speed alerts, Path overlay on watch face, Crown control for path visibility

**In-app purchases:** none


### Zelmux

[App page](https://appshunter.io/ios/app/zelmux/id6768126927)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Speedo Speedometer Alerts free?

Speedo Speedometer Alerts is free to download, with no in-app purchases.

### Is Zelmux free?

Zelmux is free to download, with no in-app purchases.

### Do Speedo Speedometer Alerts or Zelmux have ads?

Neither Speedo Speedometer Alerts nor Zelmux shows ads.

### Which is updated more often, Speedo Speedometer Alerts or Zelmux?

Speedo Speedometer Alerts ships an update every 11 days, and Zelmux every 3 weeks. Most recently, Speedo Speedometer Alerts was updated on November 3, 2026 and Zelmux on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*